Some formulae for volume flow and efficiency of the pump are derived.

推导了此类无阀压电泵的流量计算公式及效率公式。

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Outlet total pressure and volume flow are the main indexes of a pneumatic extinguisher.

风力灭火机的主要技术指标是出口全压与风量。

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The same, involving a large volume flow is generated in the vacuum degassing in steel making.

同样，涉及大体积流的情况是在炼钢脱气的真空产生中。

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The paradox so few economists and politicians understand is this: Rapid change within industries, abetted by the speed and volume of capital flow, adds to overall economic stability.

FORBES: Global Financial Lemmings

"The concern is if enough volume and order flow gets diverted into dark markets, at some point we would ask whether you would have reached a tipping point at which the public price discovery from displayed markets is being hurt, " said Jamie Brigagliano, co-director of the SEC's trading and markets division.

WSJ: Ban on Flash Orders Is Considered by SEC

While the idea of measuring the flow and volume of your urine might seem giggle-worthy at first, it does have a legitimate role in medical diagnosis.

ENGADGET: Alt-week 8.4.12: buckyballs, bosons and bodily fluids Alt